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authorTristan Marion <trismarion@gmail.com>2018-06-22 15:30:35 +0200
committerRyan Dahl <ry@tinyclouds.org>2018-06-22 15:30:35 +0200
commit3b595253a2e9f8badc416f85d0b09bf48f344634 (patch)
tree85939e43b504cf0ff78f69a1912209e90b67ffe5 /deno2/file_util.cc
parent86354a29a40fb97e334f951428239ab8e171e2dd (diff)
Move `deno2` folder to `src` (#277)
Diffstat (limited to 'deno2/file_util.cc')
-rw-r--r--deno2/file_util.cc103
1 files changed, 0 insertions, 103 deletions
diff --git a/deno2/file_util.cc b/deno2/file_util.cc
deleted file mode 100644
index 20711bae7..000000000
--- a/deno2/file_util.cc
+++ /dev/null
@@ -1,103 +0,0 @@
-// Copyright 2018 Ryan Dahl <ry@tinyclouds.org>
-// All rights reserved. MIT License.
-#include <stdio.h>
-#include <fstream>
-#include <iterator>
-#include <string>
-
-#include "file_util.h"
-
-namespace deno {
-
-bool ReadFileToString(const char* fn, std::string* contents) {
- std::ifstream file(fn, std::ios::binary);
- if (file.fail()) {
- return false;
- }
- contents->assign(std::istreambuf_iterator<char>{file}, {});
- return !file.fail();
-}
-
-class StartupDataCppWriter {
- public:
- StartupDataCppWriter(const char* name, const char* filename,
- const std::string& data)
- : name_(name),
- filename_(filename),
- data_(data),
- file_(filename_, std::ios::binary) {}
-
- bool Write() {
- if (file_.bad()) {
- return false;
- }
- WritePrefix();
- WriteData();
- WriteSuffix();
-
- file_.close();
- // printf("Wrote %s %d %s \n", name_, data_.size(), filename_);
- return !file_.bad();
- }
-
- private:
- void WritePrefix() {
- file_ << "// Autogenerated snapshot file. Do not edit.\n\n";
- file_ << "#include \"v8/include/v8.h\"\n\n";
- file_ << "namespace deno { \n\n";
- }
-
- void WriteSuffix() {
- char buffer[500];
- snprintf(buffer, sizeof(buffer), "v8::StartupData* StartupBlob_%s() {\n",
- name_);
- file_ << buffer;
- snprintf(buffer, sizeof(buffer), " return &%s_blob;\n", name_);
- file_ << buffer;
- file_ << "}\n\n";
- file_ << "} // namespace deno\n\n";
- }
-
- void WriteBinaryContentsAsCArray() {
- char buffer[5];
- for (size_t i = 0; i < data_.size(); i++) {
- if ((i & 0x1F) == 0x1F) file_ << "\n";
- if (i > 0) file_ << ",";
- snprintf(buffer, sizeof(buffer), "%u",
- static_cast<unsigned char>(data_.at(i)));
- file_ << buffer;
- }
- file_ << "\n";
- }
-
- void WriteData() {
- char buffer[500];
- snprintf(buffer, sizeof(buffer), "static const char %s_blob_data[] = {\n",
- name_);
- file_ << buffer;
- WriteBinaryContentsAsCArray();
- file_ << "};\n";
- snprintf(buffer, sizeof(buffer), "static const int %s_blob_size = %llu;\n",
- name_, static_cast<unsigned long long>(data_.size()));
- file_ << buffer;
- snprintf(buffer, sizeof(buffer), "static v8::StartupData %s_blob =\n",
- name_);
- file_ << buffer;
- snprintf(buffer, sizeof(buffer),
- "{ (const char*) %s_blob_data, %s_blob_size };\n", name_, name_);
- file_ << buffer;
- }
-
- const char* name_;
- const char* filename_;
- std::string data_;
- std::ofstream file_;
-};
-
-bool WriteDataAsCpp(const char* name, const char* filename,
- const std::string& data) {
- StartupDataCppWriter writer(name, filename, data);
- return writer.Write();
-}
-
-} // namespace deno